Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jul 1, 2026

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients
07:42

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients

Published on: December 16, 2022

Delays without mistakes: response time and error distributions in dual-task.

Juan Esteban Kamienkowski1, Mariano Sigman

  • 1Integrative Neuroscience Laboratory, Physics Department, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina. juank@df.uba.ar

Plos One
|September 13, 2008
PubMed
Summary

Dual-task interference delays reaction time (RT) but does not impact decision-making quality in rapid task succession. This suggests cognitive processes are sequential, not parallel, when tasks overlap.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Exploring cognitive diversity in a sample of children from Unsatisfied Basic Needs homes.

Child neuropsychology : a journal on normal and abnormal development in childhood and adolescence·2026
Same author

Post-Error Adjustments: The Role of Response Stimulus Intervals and Error Placement.

Quarterly journal of experimental psychology (2006)·2026
Same author

Eye tracking as a diagnostic tool in Alzheimer's disease, mild cognitive impairment, and related dementias: a systematic review.

Alzheimer's & dementia (Amsterdam, Netherlands)·2026
Same author

High-gamma and beta bursts in the left supramarginal gyrus can differentiate verbal memory states and performance.

Frontiers in neurology·2025
Same author

Advancing Our Understanding of Executive Functioning Development-Measurements and Promotion in Naturalistic Contexts.

Brain sciences·2025
Same author

Integrating Bayesian and neural networks models for eye movement prediction in hybrid search.

Scientific reports·2025

Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Factors

Background:

  • Concurrent tasks presented in close succession often lead to delayed execution of the second task.
  • Psychological models propose a processing bottleneck in task coordination, affecting timing but not processing characteristics.

Purpose of the Study:

  • To critically test the hypothesis that concurrent task interference affects decision timing but not decision quality.
  • To investigate the impact of dual-task interference on decision-making in rapid succession tasks.

Main Methods:

  • Investigated performance in rapid succession of number comparison and tone discrimination tasks.
  • Parametrically manipulated error rates from chance to near-perfect in both tasks.
  • Measured reaction time (RT) and error rates under dual-task conditions.

More Related Videos

Revised and Neuroimaging-Compatible Versions of the Dual Task Screen
07:52

Revised and Neuroimaging-Compatible Versions of the Dual Task Screen

Published on: October 5, 2020

Related Experiment Videos

Last Updated: Jul 1, 2026

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients
07:42

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients

Published on: December 16, 2022

Revised and Neuroimaging-Compatible Versions of the Dual Task Screen
07:52

Revised and Neuroimaging-Compatible Versions of the Dual Task Screen

Published on: October 5, 2020

Main Results:

  • Dual-task interference significantly increased reaction time (RT).
  • Error rates and the distribution of errors were unaffected by concurrent task interference.
  • Decision quality remained consistent despite the presence of a secondary task.

Conclusions:

  • Decision-making processes are delayed but not degraded by task interference during dual-task execution.
  • Findings provide strong support for a sequential model of cognitive task execution.
  • Cognitive bottlenecks affect the temporal aspects of task processing rather than the quality of the decision itself.